1918821609

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{3740393}}^1$

素因数の和:3740421

約数の個数: 16

約数和(自身を含む): 2992315200

約数和(自身を除く): 1073493591

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 3740393, 11221179, 33663537, 71067467, 100990611, 213202401, 639607203, 1918821609]

約数ペア:

[(1, 1918821609), (3, 639607203), (9, 213202401), (19, 100990611), (27, 71067467), (57, 33663537), (171, 11221179), (513, 3740393)]